101 lines
2.3 KiB
C
101 lines
2.3 KiB
C
/*
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SDL - Simple DirectMedia Layer
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Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Sam Lantinga
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slouken@libsdl.org
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*/
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#ifdef SAVE_RCSID
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static char rcsid =
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"@(#) $Id$";
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#endif
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/* BeOS thread management routines for SDL */
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#include <stdio.h>
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#include <signal.h>
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#include <be/kernel/OS.h>
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#include "SDL_error.h"
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#include "SDL_mutex.h"
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#include "SDL_thread.h"
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#include "SDL_thread_c.h"
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#include "SDL_systhread.h"
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static int sig_list[] = {
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SIGHUP, SIGINT, SIGQUIT, SIGPIPE, SIGALRM, SIGTERM, SIGWINCH, 0
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};
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void SDL_MaskSignals(sigset_t *omask)
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{
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sigset_t mask;
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int i;
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sigemptyset(&mask);
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for ( i=0; sig_list[i]; ++i ) {
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sigaddset(&mask, sig_list[i]);
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}
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sigprocmask(SIG_BLOCK, &mask, omask);
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}
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void SDL_UnmaskSignals(sigset_t *omask)
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{
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sigprocmask(SIG_SETMASK, omask, NULL);
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}
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static int32 RunThread(void *data)
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{
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SDL_RunThread(data);
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return(0);
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}
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int SDL_SYS_CreateThread(SDL_Thread *thread, void *args)
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{
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/* Create the thread and go! */
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thread->handle=spawn_thread(RunThread, "SDL", B_NORMAL_PRIORITY, args);
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if ( (thread->handle == B_NO_MORE_THREADS) ||
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(thread->handle == B_NO_MEMORY) ) {
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SDL_SetError("Not enough resources to create thread");
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return(-1);
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}
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resume_thread(thread->handle);
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return(0);
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}
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void SDL_SYS_SetupThread(void)
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{
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/* Mask asynchronous signals for this thread */
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SDL_MaskSignals(NULL);
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}
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Uint32 SDL_ThreadID(void)
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{
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return((Uint32)find_thread(NULL));
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}
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void SDL_SYS_WaitThread(SDL_Thread *thread)
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{
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status_t the_status;
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wait_for_thread(thread->handle, &the_status);
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}
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void SDL_SYS_KillThread(SDL_Thread *thread)
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{
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kill_thread(thread->handle);
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}
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